.menu{
  background-color: #fff;
  height: 80px;
  .contaner{
      width: 1200px;
      margin: 0 auto;
      display: flex;
      line-height: 80px;
      height: 80px;
  }
  .left{
      flex: 1;
  }
  .right{
      a{
          color: #333;
          font-size: 16px;
          display: inline-block;
          padding: 0 20px;       
      }
      .active{
          font-weight: bold;
      }

  }
}